Perhaps you should try some spelling variations:
actors communication » actions communication, active communication, networks communication
developing teaching » developing learning
technologien des » technologien fur, technologien und, technologies 2
des information » des informations, does information, dis information
teaching areas » teaching great, teaching across, teaching career
information 3 » information 2
state actors » state sector
3 state » 2 state

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologien des information 3 state actors communication costs _ developing teaching areas.*.